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使用CustomJS PDF Toolkit将HTML和PDF文件转换为PNG图像

中级

这是一个Design, AI领域的自动化工作流,包含 9 个节点。主要使用 Code, ManualTrigger, PdfToPng, Html2Pdf 等节点,结合人工智能技术实现智能自动化。 使用CustomJS PDF Toolkit将HTML和PDF文件转换为PNG图像

前置要求
  • AI 服务 API Key(如 OpenAI、Anthropic 等)
工作流预览
可视化展示节点连接关系,支持缩放和平移
导出工作流
复制以下 JSON 配置到 n8n 导入,即可使用此工作流
{
  "meta": {
    "instanceId": "7599ed929ea25767a019b87ecbc83b90e16a268cb51892887b450656ac4518a2"
  },
  "nodes": [
    {
      "id": "f3001828-f10b-41d5-a056-5327e1f694f3",
      "name": "HTML 转 PDF",
      "type": "@custom-js/n8n-nodes-pdf-toolkit.html2Pdf",
      "position": [
        -500,
        380
      ],
      "parameters": {
        "htmlInput": "<h1>Hello World</h1>"
      },
      "credentials": {
        "customJsApi": {
          "id": "h29wo2anYKdANAzm",
          "name": "CustomJS account"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "f3141220-b384-4efe-84f5-0a896b09a887",
      "name": "当点击\"测试工作流\"时",
      "type": "n8n-nodes-base.manualTrigger",
      "position": [
        -720,
        460
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "cee26b9b-7109-4336-8d7e-762cf40b4d8b",
      "name": "将 PDF 转换为 PNG1",
      "type": "@custom-js/n8n-nodes-pdf-toolkit.PdfToPng",
      "position": [
        -280,
        540
      ],
      "parameters": {
        "resource": "url",
        "field_name": "={{ $json.path }}"
      },
      "credentials": {
        "customJsApi": {
          "id": "h29wo2anYKdANAzm",
          "name": "CustomJS account"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "46f47df0-a301-41a9-8d3a-f98977b56eda",
      "name": "将 PDF 转换为 PNG",
      "type": "@custom-js/n8n-nodes-pdf-toolkit.PdfToPng",
      "position": [
        -280,
        380
      ],
      "parameters": {},
      "credentials": {
        "customJsApi": {
          "id": "h29wo2anYKdANAzm",
          "name": "CustomJS account"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "e9932fd1-6325-4670-93ea-b31fcfacdaf7",
      "name": "便签",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -560,
        280
      ],
      "parameters": {
        "color": 4,
        "width": 220,
        "height": 240,
        "content": "### HTML 转 PDF"
      },
      "typeVersion": 1
    },
    {
      "id": "f9c860c6-a648-4929-b15f-b9131aa987fe",
      "name": "便签1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -340,
        280
      ],
      "parameters": {
        "color": 6,
        "height": 240,
        "content": "### 将 PDF 转换为 PNG"
      },
      "typeVersion": 1
    },
    {
      "id": "54c4cf3d-4a8a-405e-b32e-8b7a2d86b577",
      "name": "便签2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -560,
        520
      ],
      "parameters": {
        "color": 3,
        "width": 220,
        "height": 240,
        "content": ""
      },
      "typeVersion": 1
    },
    {
      "id": "ac8e1497-233c-4e42-8739-f161e4014a7f",
      "name": "便签3",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -340,
        520
      ],
      "parameters": {
        "color": 2,
        "height": 240,
        "content": "### 设置 PDF URL"
      },
      "typeVersion": 1
    },
    {
      "id": "98dfdf38-6b1c-4fd3-b956-8d59f62b280d",
      "name": "设置 PDF URL",
      "type": "n8n-nodes-base.code",
      "position": [
        -500,
        540
      ],
      "parameters": {
        "jsCode": "return {\"json\": {\"path\": \"https://www.nlbk.niedersachsen.de/download/164891/Test-pdf_3.pdf.pdf\"}};"
      },
      "typeVersion": 2
    }
  ],
  "pinData": {},
  "connections": {
    "HTML to PDF": {
      "main": [
        [
          {
            "node": "Convert PDF into PNG",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Set PDF URL": {
      "main": [
        [
          {
            "node": "Convert PDF into PNG1",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "When clicking ‘Test workflow’": {
      "main": [
        [
          {
            "node": "HTML to PDF",
            "type": "main",
            "index": 0
          },
          {
            "node": "Set PDF URL",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}
常见问题

如何使用这个工作流?

复制上方的 JSON 配置代码,在您的 n8n 实例中创建新工作流并选择「从 JSON 导入」,粘贴配置后根据需要修改凭证设置即可。

这个工作流适合什么场景?

中级 - 设计, 人工智能

需要付费吗?

本工作流完全免费,您可以直接导入使用。但请注意,工作流中使用的第三方服务(如 OpenAI API)可能需要您自行付费。

工作流信息
难度等级
中级
节点数量9
分类2
节点类型5
难度说明

适合有一定经验的用户,包含 6-15 个节点的中等复杂度工作流

外部链接
在 n8n.io 查看

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